Moundville is a very small town located in the state of Alabama. With a population of 3,271 people and two associated neighborhoods, Moundville is the 172nd largest community in Alabama. Moundville has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Moundville, where the median household income is $64,643.00.

The citizens of Moundville are slightly less educated than the national average of 21.84% for the average city or town: 16.45% of adults in Moundville have a bachelor's degree or advanced degree

The per capita income in Moundville in 2022 was $27,410, which is middle income relative to Alabama, and lower middle income relative to the rest of the US. This equates to an annual income of $109,640 for a family of four. However, Moundville contains both very wealthy and poor people as well.

Moundville is an extremely ethnically-diverse town. The people who call Moundville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Moundville residents report their race to be Black or African-American, followed by White. Important ancestries of people in Moundville include Irish, German, English, Greek, and Scots-Irish.

The most common language spoken in Moundville is English. Other important languages spoken here include Spanish and Italian.